1,551 to 1,575 of 2,237 React Jobs

Senior Software Engineer

Hiring Organisation
Sanderson Recruitment
Location
Cardiff, South Glamorgan, Wales, United Kingdom
Employment Type
Permanent
Salary
£70,000
technologies, delivering scalable solutions while supporting best practices in software engineering, automation, security, and continuous delivery. Key Responsibilities: Design and build scalable applications using React and TypeScript Develop backend services using Node.js/NestJS and API-driven architectures Contribute to micro frontend and modular application design Improve software quality through … assisted development tools to enhance productivity and delivery About You Essential Skills & Experience: Proven experience as a Senior Software Engineer Strong expertise in React and TypeScript Experience with Node.js, NestJS, or similar backend technologies Strong understanding of the full software development lifecycle Experience with CI/CD pipelines and automated ...

Senior Software (Java) Engineer

Hiring Organisation
CPS Group (UK) Limited
Location
Nationwide, United Kingdom
Employment Type
Permanent
Salary
£55000 - £65000/annum
part of an Agile team, contributing across the full software development lifecycle. Key Responsibilities: - Designing, developing and testing bespoke software solutions in Java, React JavaScript, and TypeScript - Working across a range of open-source technologies and libraries - Developing and maintaining CI/CD pipelines using tools such as GitLab - Deploying … technical ownership and mentoring or leading others where appropriate Key Skills: - Strong commercial experience with Java - Hands-on Full Stack development experience - Experience with React, JavaScript and TypeScript - Experience working with AWS and/or Azure - Strong understanding of software development best practices - Experience working within Agile environments - Excellent communication ...

Fullstack Java Developer

Location
Glasgow, Scotland, United Kingdom
listed on Euronext Paris. Bigger Challenge/Scope: Join a team that supports, enhances, and modernizes complex enterprise applications built on Java, Spring Boot, React JS, Microservices, AWS, and Cloud technologies . You will have the opportunity to work on large-scale digital transformation initiatives, application modernization, cloud migration, performance … customer outcomes. Better Technology: Team is no longer limited to traditional application support. It leverages modern technologies and engineering practices including Java, Spring Boot, React JS, AWS Cloud, Microservices Architecture, DevOps, CI/CD, SRE, Automation, and AI-driven operations . This provides exposure to modern engineering practices and cutting ...

Senior Java fullstack Developer

Hiring Organisation
NPAworldwide
Location
London, UK
Employment Type
Full-time
developing and testing bespoke software solutionsProviding technical direction and communicating clearly with clientsProducing solution architectures and technical designsBuilding full-stack applications using Java, JavaScript, React and TypeScriptDesigning and deploying cloud-based solutions, primarily using AWSCreating continuous integration pipelines using tools such as GitLabWorking across the full software development lifecycle, from … Senior Engineer or Technical Lead with: Strong commercial Java development experienceGood experience designing and building solutions in AWSFull-stack development experience using JavaScript, React and TypeScriptPrevious experience leading engineers or providing technical directionAn understanding of software architecture and technical designExperience working throughout the full software development lifecycleStrong communication and stakeholder ...

Engineering Team Lead (AI Focused)

Location
Greater London, England, United Kingdom
Product roadmap Managing a team consisting of a range of skillsets and experience Full stack development, across Python/FastAPI services and React/TypeScript front ends Continuously improving the team's processes for iterative development, including embedding automated testing and CI quality gates into a fast-moving AI product … objectives and assisting with tailored development plans Our engineering environment includes technologies such as Python (FastAPI), LangChain/LangGraph for multi-agent LLM orchestration, React/TypeScript, PostgreSQL, MongoDB, Redis, Azure (App Service, Container Registry, Blob Storage), Docker, GitHub Actions, and modern CI/CD pipelines. About You: You will ...

Azure AI Developer

Location
Reading, England, United Kingdom
production-ready applications. Your responsibilities will include: Designing and developing production-grade AI-powered applications. Building modern full-stack solutions using technologies such as React, Node.js, .NET/C#, Python and FastAPI . Integrating Microsoft AI technologies including Azure OpenAI, Azure AI Foundry, Foundry Agents and Azure AI Search . … combined with genuine hands‐on exposure to generative AI. Ideally, you’ll have: Extensive commercial full-stack development experience with one or more of: React/Node.js Python/FastAPI A strong track record of delivering production-grade software , not just prototypes. Experience designing and deploying applications within Microsoft Azure ...

Senior Software Engineer - Food (Distributed Systems)

Location
Greater London, England, United Kingdom
Claude to improve productivity while maintaining engineering quality. Broad engineering awareness across the full technology stack, including an understanding of frontend technologies such as React and Angular to support effective collaboration across teams. Desirable Experience Experience within retail, supply chain, product lifecycle management, pricing or master data platforms. Experience designing … engineering communities, standards and best practices. Tech Stack M&S uses a variety of technologies, including: Backend: Java, Spring, Spring Boot, Micronaut Frontend: React, Next.js, TypeScript, Angular Cloud & Infrastructure: Azure Cloud, Kubernetes Observability: Dynatrace Databases: SQL Server, MongoDB Caching & Performance: Ignite, Redis What's in it for you? Working ...

Senior Fullstack Developer

Location
Greater London, England, United Kingdom
high-impact environment, we’d really LOVE to hear from you! Requirements Responsibilities: Design, build, and maintain scalable and accessible fullstack features using TypeScript, ReactJS, NextJS, and NodeJS. Optimise front-end and back-end performance to ensure a seamless experience for our users. Ability to problem solve and quickly create … facing products. Strong problem-solving skills with a growth mindset and the ability to iterate quickly. Deep expertise in modern web development technologies: TypeScript, ReactJS, NextJS, and NodeJS. Experience working with CSS, component libraries and design systems (ChakraUI, Tailwind or similar). Some knowledge of GraphQL for API development ...

Software Development Engineer III

Location
Greater London, England, United Kingdom
troubleshoot complex issues, perform root cause analysis and continuously improve reliability, quality and speed of delivery. Build and maintain web-based user interfaces using React.js, modern JavaScript/TypeScript, HTML and CSS, enabling colleagues to interact effectively with data and AI based tools. Technical Excellence: Promote strong software engineering practices … experience building LLM-powered applications (e.g. copilots, assistants, agent based workflows), with a focus on reliability and real user impact. Good working knowledge of React.js and modern JavaScript/TypeScript, with experience building and maintaining production web interfaces. Proficiency with HTML and CSS, and an understanding of usability, accessibility ...

Software Engineer

Location
Metropolitan Borough of Solihull, England, United Kingdom
doing as our Software Engineer Build and maintain high-quality, scalable web applications using C#, JavaScript,web development frameworks and libraries (e.g. React, Next.js, Blazor), and Azure services. Design intuitive front-end experiences and robust back-end logic with seamless client-server integration. Implement new features using frameworks, databases … documentation. What we’re looking for A minimum of 5 years’ experience of C# Strong knowledge of JavaScript, HTML/CSS, and modern frameworks (React, Blazor, Next.js). Experience working knowledge of Azure cloud services and SQL databases. A solid grasp of CI/CD pipelines and automated testing frameworks. ...

Tech Lead - Capability

Hiring Organisation
The ECA International Group
Location
London, United Kingdom
Employment Type
Permanent, Work From Home
access management, roles and permissions, tenant isolation, integrations and scalable platform architecture . Youll be working primarily with Node.js, TypeScript/JavaScript and React , while helping us make good decisions about how our platform evolves. Youll also: Lead and mentor engineers while remaining close to the code. Own technical direction … interested in what you've built, led and improved than simply counting years. Youll need strong hands-on experience with: Node.js | TypeScript/JavaScript | React | SQL/NoSQL | CSS Youll also understand what it takes to design and build scalable, multi-tenant SaaS platforms . Experience with identity and access ...

Full Stack Developer - Structured Products Trading & Operations

Location
Greater London, England, United Kingdom
Working on multiple areas of the Totoro trading and risk system covering trading, risk management, operational tools and reference data management using Python and React components. Contribute to the modernization program by adopting up-to-date industry standards and practices. Collaborate closely with quants, front office, and other IT/… understanding of the development lifecycle and testing Experience with modern development methodologies and tools Proficiency in full-stack development, ideally with experience of languages React/TypeScript Familiarity with containerization and orchestration tools such as Kubernetes Experience in front office environment, working on trading or risk management platforms, familiarity with ...

Mid-Level Data Engineer (Python/ AWS)

Location
Belfast, Northern Ireland, United Kingdom
platform Design and implement APIs to expose data for downstream consumers Contribute to cloud-based data platform development in AWS Support lightweight frontend work (React/TypeScript) for data-focused tools where needed Implement observability practices (logging, monitoring, tracing) across data pipelines and APIs Improve reliability, performance, and failure handling … requirements Good communication skills and experience working in cross-functional teams Nice to Have Experience with TypeScript or JavaScript Experience contributing to frontend applications (React) Familiarity with observability tooling (logging, monitoring, tracing) Experience with data modelling and metadata management Exposure to CI/CD practices for data pipelines and services ...

Full Stack Engineer + AI / AI Tooling BetterMe Responds Quickly $$$$

Location
United Kingdom
Your impact:*** Implement and enhance features from conception through to deployment, ensuring they meet strategic business objectives.* Design and develop content management systems using React, Vue, and JavaScript, dedicating approximately 50% of your time to frontend tasks and leveraging AI-assisted tools to accelerate development where appropriate.* Write clean, secure … Work confidently across the full stack, including backend (PHP 8.0+ with OOP skills, using frameworks like Symfony or Laravel) and frontend technologies (JavaScript, jQuery, React/Vue).* Actively use Agentic Coding tools (e.g., Claude Code, Codex, Cursor) to improve development workflows.* Work with relational databases (MySQL and/ ...

Senior Software Engineer (Fullstack) - Merchant EMEA

Location
Greater London, England, United Kingdom
teammates, systems, and leaders across DoorDash and Wolt. Together, we’re unlocking new possibilities as one global team. Senior Fullstack Engineer (Go/Kotlin & React) About the Team Merchant EMEA Engineering builds the technology that helps merchants join, grow, and operate successfully across our markets. Our organization brings together … backend boundaries. Our Tech Stack Our backend services primarily use Go and Kotlin , while our frontend applications use technologies such as TypeScript and React . We also work with technologies including Kafka, PostgreSQL, MongoDB, Redis, AWS, Kubernetes, Docker, gRPC, and modern cloud infrastructure. Our Humble Expectations We're looking ...

Senior Software Engineer – PHP / Laravel

Location
Ipswich, England, United Kingdom
using PHP and Laravel* Experience independently designing and delivering individual features or smaller software solutions* Experience working with modern frontend frameworks or libraries, ideally React* Experience working with relational databases such as MySQL* Strong understanding of object-oriented programming, software design patterns and testing* Experience using Git-based source control … Application Developer/PHP Software Engineer/Laravel Software Engineer/Backend Software Engineer/Full Stack Software Engineer/PHP/Laravel/React/MySQL/Git/JavaScript/SQL/REST APIs/Automated Testing/Object-Oriented Programming/Message Queues/Event-Driven Architecture ...

AI & Automation Developer

Hiring Organisation
Time Recruitment Solutions Ltd
Location
Manchester, United Kingdom
Employment Type
Permanent
Salary
£40000 - £60000/annum
maintain, and improve AI-driven business processes and automation solutions. Translate operational requirements into scalable and reliable software applications. Develop across multiple technologies including React, TypeScript, Python, Node.js, SQL Server, APIs, and desktop applications. Build and maintain integrations with third-party platforms using REST APIs and webhooks. Develop and support … levels. Ability to manage projects independently from requirements gathering through to deployment. Desirable Experience Experience with any of the following would be advantageous: React & TypeScript Python (FastAPI, Flask or similar) Node.js Electron or desktop application development SQL Server optimisation and performance tuning Workflow automation platforms such as n8n CRM integrations ...

Principal Software Engineer - Full Stack - AI

Location
York and North Yorkshire, England, United Kingdom
tool‐calling capabilities, and multi‐agent coordination. Full-Stack Engineering: Drive best practices across our full stack, guiding the development of responsive frontend applications (React/TypeScript) and robust, scalable backend services (Python, Java, Kotlin, or Node.js). LLM Observability & Reliability: Establish robust LLM observability, evaluations, and caching, implementing latency … deploying, and scaling agentic AI workflows, tool integrations, and GenAI features in production environments. Full-Stack Expertise: High proficiency in modern frontend frameworks (specifically React and TypeScript) and robust backend development languages (Python, Java/Kotlin, or Node.js). GenAI & MCP Knowledge: Deep understanding of LLM APIs, prompt engineering, agentic ...

Senior AI Engineer - Hybrid

Hiring Organisation
Genesis10
Location
Columbus, Ohio, United States
Employment Type
Permanent
Salary
USD Hourly
application architecture, integration patterns, APIs, and software design principles Experience developing Java REST APIs and services with Spring Boot and working knowledge of React.js or comparable front-end technologies Experience with secure API integrations and OAuth 2.0/OpenID Connect authorization patterns Understanding of the software development lifecycle, CI/… agent communication Frameworks: Google ADK, Spring AI, LangChain, LangChain4j, or comparable AI/LLM integration libraries Application Development: Java, Spring Boot, REST APIs, React.js, microservices, and cloud-native application patterns Security and Governance: OAuth 2.0, OpenID Connect, service accounts, delegated access, model governance, GCP Model Armor, privacy, responsible ...

Full-stack Developer

Location
Cardiff, Wales, United Kingdom
from planning and build through to launch and ongoing improvement. The work covers everything from WordPress and Craft CMS sites to Shopify stores and React builds, so there’s plenty of variety, but the constant is that you’ll see your work through properly. We’re looking for someone … technical matters to clients or non-technical team members. Nice to have for the role Experience with modern frameworks and tools such as Laravel, React, Vue or Node.js. Experience with cloud hosting platforms such as AWS, Azure or DigitalOcean. Familiarity with CI/CD pipelines and containerisation tools such ...

Fullstack Senior Software Engineer (TypeScript, C#, AWS) 12 mnth Maternity Cover

Location
City Of London, England, United Kingdom
solve across a dual-stack C# and TypeScript backend, being intentional about choosing the right tool for the job. Implement microfrontend web applications in React and TypeScript, with an eye for component design and the UX implications of what you build. Take end-to-end ownership of features from early … Technology Stack We believe in using the right tool for the job. Our current stack includes: Backend: TypeScript, Node.js, C#, .NET Frontend: TypeScript, React Cloud & Infrastructure: AWS (ECS, Lambda, SQS, DocumentDB, DynamoDB), Terraform, SST (Infrastructure as Code) Architecture: Microservices, Microfrontends, Event-driven architecture What You Need to Be Successful ...

Senior II Full-Stack Engineer (back-end heavy)

Location
Greater London, England, United Kingdom
matters for millions of people, every day. MEET THE TEAM! Our team builds scalable, resilient products using Python/Django on the backend and React on the frontend, all with one goal in mind: creating a smooth, meaningful experience for our learners and tutors. We're proudly tech-agnostic, great … Django, driving architectural decisions, creating new services, and owning critical integrations that support Preply's growth; UI Development: Develop and evolve frontend experiences in React/Typescript, contributing to experimentation frameworks and helping establish frontend engineering best practices; Implementation & Ownership: Lead complex initiatives from discovery through deployment, taking ownership ...

Senior Software Engineer (Full Stack)

Location
Farnborough, England, United Kingdom
Software Development Strategy. Contribute to full‐stack delivery, including: Backend services and REST APIs implemented in Java; Modern single‐page applications implemented using React/TypeScript or equivalent frameworks. Make technical decisions within assigned scope, aligning with agreed architectural direction and escalating broader decisions where appropriate. Apply strong software engineering … using: Java (Java 8 and modern Java versions such as 17 and 21) REST API design and implementation Modern SPA development experience (required) using React and TypeScript, Angular, or Vue. Strong understanding of design patterns and a solid, structured approach to software development. Proven experience delivering complex changes in production ...

Software Engineer

Location
Greater London, England, United Kingdom
implementation with a strong sense of usability and design. Frontend Development Create dynamic, reliable and polished user interfaces. Build and maintain frontend features using React, Typescript, NextJS and Tailwind CSS. Develop reusable components and scalable frontend patterns. Ensure product interfaces are responsive, accessible and easy to use. Backend and Platform … cloud-based infrastructure. You have experience building workflow‐driven or configurable software platforms. You have worked on products used intensively by power users. Frontend: React, Typescript, NextJS, Tailwind CSS Backend: Typescript running on AWS and Supabase Other tools: Git, Docker, Openrouter, WorkOS, Fly IO Our Values Integrity: You act with ...

Senior Full-Stack Engineer - AI Cost Visibility

Location
United Kingdom
this product end-to-end - from the Go services that ingest and model AI spend, through the APIs that expose it, to the React interfaces where FinOps practitioners and platform engineers make decisions. This is a young product in a category being defined right now. You'll shape … production Strong Go for backend services - APIs, data processing, and the operational realities of running them Strong TypeScript and modern React, with a good eye for how data should be presented Comfortable across the stack. You may lean backend or lean frontend, but you can own a feature from ...